Use these options to specify how the date range returns results. "Exact" means that the start and end dates of descriptions returned must fall entirely within the date range entered. "Overlapping" means that any description whose start or end dates touch or overlap the target date range will be returned.

Fonds consists of 45 glass-plate lantern slides featuring scenes from Osterhout's work with B.C. First Nations, including Haida, Tsimshian and Kwakwaka'wakw. Images document First Nations individuals, communities, totem poles and landscapes of British Columbia.